Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.
Metrics
Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 10 Jul 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Fri, 10 Jul 2026 01:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Discourse
Discourse discourse |
|
| Vendors & Products |
Discourse
Discourse discourse |
Thu, 09 Jul 2026 22:15:00 +0000
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-07-10T20:31:50.782Z
Reserved: 2026-06-11T15:50:01.282Z
Link: CVE-2026-53962
Updated: 2026-07-10T19:13:18.883Z
Status : Analyzed
Published: 2026-07-09T22:17:05.600
Modified: 2026-07-14T01:35:33.597
Link: CVE-2026-53962
No data.
OpenCVE Enrichment
Updated: 2026-08-01T13:45:03Z
Weaknesses